Case diameter

25 mm watches

On the small side by modern standards; sizes like this were the norm for mid-century watches. Lug-to-lug length and case thickness matter as much as diameter for how a watch fits.

Watchfari lists 236 references with a sourced case diameter of 25.0 to 25.99 mm, spread across 23 brands and 69 families. Sourced case diameters run from 25 mm to 25.9 mm. By movement type: 66 quartz, 4 automatic, 3 manual, and 3 solar. The most common sourced case material is stainless steel (38 of 124).